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    // const arr = [1, 2, 3, 4, 5, 6, 7, 8, 9]
    // arr.sort((a, b) => b - a)
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    // const arr1 = [1, 112, 113, 4, 445, 6444, 7, 8444, 9]
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    const arr = [6, 81, 2, 9, 8, 23, 4, 1]
    arr.sort()
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